Bath tub



FIG. 1 is a front perspective view of the bath tub, showing our newdesign;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a bottom view thereof.

The ornamental design of a bath tub, as shown and described.